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Questions tagged [watchos]

watchOS is Apple's operating system for Apple Watches. Optimized for touch-based interfaces, this OS has a lot in common with iOS, which is the operating system for Apple's mobile devices, but shouldn't be confused with it.

watchOS is Apple's operating system for Apple Watches. Optimized for touch-based interfaces, this OS has a lot in common with , but shouldn't be confused with it.

Currently, the Apple Watch is the only device that runs watchOS. Its API is called WatchKit (see ).

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WatchOS error HumanReadableNSError: The run destination iPhone 12 Pro Max is not valid for Running the scheme MYAPP WatchKit App

I created a fresh app in Xcode 12.5 using the template: watchOS > iOS App with Watch App > SwiftUI, SwiftUI App When selecting the brand new ContentView and starting the preview I get the following error: HumanReadableNSError: The run destination…
de.
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How to create a stopwatch (timer) on Apple Watch (iOS)

Is there a way to create a timer that performs just like the Fitness app on watchOS or Clock app on iOS? More specifically, is there a dedicated SDK that lets you create timers with Swift? What's the suggested approach to doing that? I know about…
maticzav
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Perform real time FFT from Apple Watch microphone

I'm developing an app that would be listening waiting for a certain frequency to be detected by the microphone. As far as I researched, I think the best way to do this is by performing a Fast Fourier Transform to the real time audio signal (if…
kildos
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Where is pausesLocationUpdatesAutomatically defined for Swift 5?

I am writing an independent WatchOS App that uses CoreLocation. I want to ensure that location updates are never paused. Apple defines pausesLocationUpdatesAutomatically here, which is exactly what I was looking for. The only problem is that it…
Scooter
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Saving data from iPhone app in watch app swift

I am working on an iPhone app but now there is also a counterpart watch app too. The user can login into the iPhone app. I want to get this login details like the access token into the watch app even if the iPhone is not reachable or iPhone app is…
cherry_4
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What kind of component can be added on Watch OS Sprite Kit node and how?

How can you add a custom component to SKNodes on a project with one target with watchOS?
Adrian Plapamaru
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How to install app on apple watch with my version of OS?

I can't install the app , I am getting an error in xcode : "error: The deployment targets of your standalone WatchKit app and WatchKit extension must be at least 6.0" Could you suggest me what to do? iphone 6 , version 12.4.5 ; apple watch series…
Filip Cernov
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How can I make an Apple WatchOS 6 independent app auto-launch on watch startup

On the new watchOS 6 I am building a watch app that is independent and I want it to auto-launch when the watch turns on. Are there specific developer permissions I need to allow this OR can I make the app a designated type (e.g. workout app, health…
Oliver Armitage
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Is it possible to use Web Sockets with Apple Watch? For example using Starscream

Does Apple Watch support Web Sockets? Is it possible to use an external library like Starscream? https://github.com/daltoniam/Starscream
JackieNBee
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Activate a new watch without pairing it to iPhone on WatchOS6

Is it possible to activate a new watch without the dependency in an iPhone on WatchOS6? Apple launched a new watch app store. But they still say that watchOS 6 requires iPhone 6s or later with iOS 13 or later enter link description here So it…
Michal Shatz
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I don't know what the Swift return value would be

Xcode is saying to input a return value but I have no clue as to what return value to use. func getCurrentTimelineEntry(for complication: CLKComplication, withHandler handler: @escaping (CLKComplicationTimelineEntry?) -> Void) { let entry =…
Maxbo5020
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How can I have interactive maps on Watchkit app swift?

I'm not able to draw routes on wkinterfacemap. I would glad to know if any alternative is available for this.
hinali lad
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Fatal error when trying to stop timer object in swift

I'm currently working on a stop watch for an Apple Watch. The watch has two interfaces and two controllers. TimerController and SwitchController. The TimerController runs the timer. I'm trying stop the time object from the SwitchController and have…
Thosc
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How can one use startWatchApp() while the parent iPhone app is in the background?

How can somebody open an Apple Watch app using Swift, assuming the parent iPhone app is running in the background, without getting the below error? Error Domain=com.apple.healthkit Code=550 "Cannot start watch app when phone app is in background"…
user1585762
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Apple watch series 2 barometer

I try to check my iwatch2 barometer sensor(built in). My environments are like this. Xcode beta 8.1 + iphone6S(ios10.1) + iwatch2(watchos3.1) This is my steps. Projects > myBaro watchkit extension > info.list add CoreMotion(for watchos 3.1) in my…
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